// Copyright (c) 2008-2010, Arne Claus
// All rights reserved.
//
// Redistribution and use in source and binary forms, with or without modification, are permitted provided that the 
// following conditions are met:
//
// - Redistributions of source code must retain the above copyright notice, this list of conditions and the following 
//   disclaimer.
// - Redistributions in binary form must reproduce the above copyright notice, this list of conditions and the following 
//   disclaimer in the documentation and/or other materials provided with the distribution.
// - Neither the name Arne Claus nor the names of any contributors may be used to endorse or promote products
//   derived from this software without specific prior written permission.
//
// THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, 
// INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE 
// DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT OWNER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, 
// SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR 
// SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, 
// WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE 
// USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.

#ifndef __INCLUDED_CBL_FOLDER_FILESYSTEM_H__
#define __INCLUDED_CBL_FOLDER_FILESYSTEM_H__

#include "CBL_Defines.h"
#include "CBL_FileSystem.h"
#include <stdio.h>

CB_NAMESPACE_START

class CFolderFileSystem : IFileSystem
{
public:

	CFolderFileSystem(const char* _pBaseFolder);
    virtual ~CFolderFileSystem();

public:
	
	virtual bool FileExists(const char* _pFileName) const;
    virtual int RemoveFile(const char* _pFileName) const;
    
	virtual CFileHandlePtr OpenFile(const char* _pFileName, uint8 _Flags) const;
    
    virtual bool FolderExists(const char* _pFolderName) const;
    virtual int CreateFolder(const char* _pFolderName) const;
    virtual int RemoveFolder(const char* _pFolderName) const;
    
    virtual void GetFolderContents(const char* _pFolderName, std::vector<std::string>& _rOutList) const;

private:

    void CreateFileName(const char* _pFileName, std::string& _rOut) const;
    
private:

	class CFileHandle : public IFileHandle
    {
	public:
    	
        CFileHandle(std::string& _rFileName, uint8 _Flags);
        virtual ~CFileHandle();
        
    public:
    
    	virtual void Close();
		virtual void* GetNativeHandle() const { return m_pFile; }
    
        virtual void Seek(int32 _Position, ESeekPosition _From) const;
        virtual uint32 GetFileSizeByte() const;
        
        virtual uint32 Read(char* _pBuffer, uint32 _Byte) const;
        virtual void Write(const char* _pBuffer, uint32 _Byte) const;
        
    private:
    
    	FILE* m_pFile;
    };
    
private:

	const char* m_pBaseFolder;
};

CB_NAMESPACE_END

#endif